Unconditionally use basename.c source vs. only doing this if the libc we are linking against does not have basename().  There is a buffer overflow bug in lib/libc/gen/basename.c rev 1.1.  There is no way for us to test what revision of basename() we have in libc, thus this change.
Unconditionally use basename.c source vs. only doing this if the libc we
are linking against does not have basename().  There is a buffer overflow
bug in lib/libc/gen/basename.c rev 1.1.  There is no way for us to test
what revision of basename() we have in libc, thus this change.

Requested by:	ru

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase